Lint errors: Misnested tag with different rendering in HTML5 and HTML4

Page title	Misnesting (now broken)	Through a template?
User:KingAragorn (view source \| history)	`span`	—
Tengwar/Mode of Beleriand (view source \| history)	`span`	Template:Tg
User:SingingOrc (view source \| history)	`span`	Template:User infobox
User:Ernil i Pheriannath/sandbox (view source \| history)	`span`	Template:User infobox
Peregrin Took (view source \| history)	`span`	Template:Header image
Rivendell (view source \| history)	`span`	Template:Header image
Hobbits (view source \| history)	`span`	Template:Header image
Samwise Gamgee (view source \| history)	`span`	Template:Header image
Elrond (view source \| history)	`span`	Template:Header image
Bilbo Baggins (view source \| history)	`span`	Template:Header image
They're taking the Hobbits to Isengard (view source \| history)	`span`	Template:Header image
Saruman (view source \| history)	`span`	Template:Header image
Sauron (view source \| history)	`span`	Template:Header image
Orcs of Mordor (view source \| history)	`span`	Template:Header image
The Shire (view source \| history)	`span`	Template:Header image
Frodo Baggins (view source \| history)	`span`	Template:Header image
Meriadoc Brandybuck (view source \| history)	`span`	Template:Header image
Nazgûl (view source \| history)	`span`	Template:Header image